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Systems Engineer (TS/SCI with Poly Required)

GCI

Posted today

Job Requirements

Chantilly, VA
Top Secret/SCI Polygraph
Early Career (2+ yrs experience)
$142,792 - $238,451.2

Job Description

Job Category: IT Infrastructure and Operations

Requisition Number: SYSTE002300

Posting Details




    • Posted:
      September 15, 2026




  • Full-Time


  • On-site


  • Salary Range:
    $142,792 USD
    to
    $238,451.20 USD





  • Locations



    Showing 1 location


    Chantilly

    Chantilly, VA, USA

    Chantilly

    Chantilly, VA, USA



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Job Details

Description

GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.

At GCI, we solve the hard problems. As a Systems Engineer, a typical day will include the following duties:

JOB DESCRIPTION:

The Systems Engineer/Administrator will be responsible for designing, implementing, and testing technical solutions for complex problems, including customer-facing hosted and cloud environments. They will provide expert technical assistance to team members with high-level system administration knowledge. The candidate will be responsible for ensuring that technical solutions leverage industry best practices, designing for security and excellence while minimizing the total cost of ownership.  Candidate should be able to define internal customer IT infrastructure architecture needs and then design solutions to meet those needs to include:  capacity planning, systems configuration and tuning, monitoring backups, and installations of hardware and software.  They will also secure and manage infrastructures to protect productivity, mitigate threats, and reduce costs.

KEY RESPONSIBILITIES


  • Perform system assessments and security audits

  • Participate in the administration and maintenance of the remote monitoring and management system: update agent scripts, respond to alerts, monitor dashboard, and periodic system review

  • Work with infrastructure engineers to identify new products and solutions

  • Document maintenance for all computer systems and network infrastructure

  • Communication with customers is required: keeping them informed of incident progress, notifying them of impending changes or agreed outages

  • Familiarity with: VPNs, SIP Trunking, BGP, VLAN, Deployments

  • Partner with application developers to solve complex problems

  • Work with vendors and suppliers to negotiate, procure, and implement high-performing solutions



EDUCATION AND EXPERIENCE


  • Bachelor’s Degree in Computer Science or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience

  • 1-5 years of related systems administration experience

  • Experience installing/configuring/maintaining systems running Windows and Linux operating systems



REQUIRED QUALIFICATIONS


  • Scripting experience (Python, Powershell, VBscript, Bash, etc)

  • Experience with VM management

  • Experience with Cisco devices

  • Ability to take ambiguous requirements or problems and convert them into technical solutions



DESIRED QUALIFICATIONS


  • Experience with WAN and LAN connectivity, routers, firewalls, and security practices

  • Remote monitoring and management of system alerts and notifications

  • Experience with virtualization technologies: VMware, AWS, etc.

  • Experience with configuration management tools: WSUS, MCM, Ansible, Puppet, Chef, etc.




* A candidate must be a US Citizen and requires an active/current TS/SCI with Polygraph clearance. 

   Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Qualifications

Skills







Behaviors

:


Motivations

:


Education

Preferred


Bachelor of Science or better in Computer Science or related field.

Experience

Required


1-5 years:

Related systems administration experience


Preferred


10 years:

Demonstrated work related experience.


Licenses & Certifications

Equal Opportunity Employer

This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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About Us
Vision: To be a premier provider of mission critical solutions and services to our customers. Our Mission: We deliver unique, high-value mission solutions to our customers. We effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.
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GCI Jobs


Job Category
IT - Software
Clearance Level
Top Secret/SCI
Employer
GCI